lunkhead

Don't be such a lunkhead—you left the keys in the locked car again.

别这么呆——你又把钥匙落在锁好的车里了。

用法提示：这里 lunkhead 用作贬义称呼，指责对方做了蠢事。

That lunkhead at the counter kept asking the same question after I'd explained it three times.

柜台那个呆子在我解释了三次之后还在问同一个问题。

用法提示：lunkhead 在这里指反应迟钝、理解能力差的人。

Only a lunkhead would try to fix a leaking pipe without turning off the water first.

只有呆子才会不先关水就修漏水管子。

用法提示：lunkhead 用于批评某人缺乏基本常识，行为愚蠢。